Detective Comics 864 (DC, 2010)
Beneath the Mask: Part 1 of 2 - Written by DAVID HINE. Co-feature written by GREG RUCKA. Art by JEREMY HAUN. Co-feature art by CULLY HAMNER. Cover by CLIFF CHIANG.
The inmates of Arkham Asylum have taken over! It's Black Mask versus Jeremiah Arkham for control of the asylum. But what of the enigmatic Three Beauties, and how does Batman fit into the mad plan? Everything that was set up and teased in BATTLE FOR THE COWL: ARKHAM ASYLUM and ARKHAM REBORN is at last revealed, but the answers to the mysteries just might drive everyone - including Batman - mad!